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Finding the Fourth Proportional to 338.44, 503.66 and 337.36

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Solution

The fourth proportional to 338.44, 503.66 and 337.36 is: 502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.44 : 503.66 = 337.36 : x
  2. Step 2: Convert to fraction form
    338.44/503.66 = 337.36/x
  3. Step 3: Cross multiply
    338.44x = 503.66 × 337.36
  4. Step 4: Simplify right side
    338.44x = 169,914.74
  5. Step 5: Solve for x
    x = 169,914.74/338.44
  6. Step 6: Final answer
    x = 502.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.